Lufft SHM31 - ASCII Command Overview

Communication over UMB-ASCII 2.0
Snow depth sensor SHM 31, V2.1 31
R
emark: In the Bray terminal program hex values are transferred with a leading $ character,
ASCII-codes with a # character.
8.
7. ASCII command overview
Command
UMB-ASCII 2.0
Standard
value
Read, write,
command
Name Description
IFO R Info
Query of the sensor
information
SI RW Stations-ID Stations-ID
NAM R Name
SRN
R
Serial number
Lufft serial number
DSC
R
Description
Description
Table 6: Sensor information
Query of the sensor information (IFO). From parameter 20 on a valid channel number has to be
included as a second parameter.
Examples
B001:4E:IFO;12 transmits the version number, or
B001:4E:IFO;20;100 transmits the name of UMB channel 100
Li
st of currently included parameters:
• 10 ASCII2_INFO_NAME
• 11 ASCII2_INFO_DESC
• 12 ASCII2_INFO_VER
• 13 ASCII2_INFO_EXT
• 14 ASCII2_INFO_E2SIZE
• 1
5 ASCII2_INFO_NUMBEROFCHANNELS
• 16 ASCII2_INFO_CHANNELNUMBERS* (starting FW 1.3)
• 20 ASCII2_INFO_CHAN_NAME
• 21 ASCII2_INFO_CHAN_RANGE
• 22 ASCII2_INFO_CHAN_UNIT
• 23 ASCII2_INFO_CHAN_DATATYPE
• 24 ASCII2_INFO_CHAN_TYPE
• 30 ASCII2_INFO_CHAN_INFO
*
) Remark: requires an additional parameter which defines which part (block) of the channels should be
transmitted. There are 4 blocks for the SHM31. Example: ...IFO;16;0
Command
UMB-ASCII 2.0
Standard
value
Read, write,
command
Name Description
MEN C
MeasurementEnd
Cancels the current measurement, and
the calculation and transmission of
telegrams